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<?php
namespace JsonApi\Routes\Wiki;
use Psr\Http\Message\ServerRequestInterface as Request;
use Psr\Http\Message\ResponseInterface as Response;
use JsonApi\Errors\AuthorizationFailedException;
use JsonApi\Errors\InternalServerError;
use JsonApi\JsonApiController;
use JsonApi\Routes\ValidationTrait;
/**
* Create a news where the range is the user himself.
*/
class WikiUpdate extends JsonApiController
{
use HelperTrait, ValidationTrait;
/**
* @SuppressWarnings(PHPMD.UnusedFormalParameters)
*/
public function __invoke(Request $request, Response $response, $args)
{
$json = $this->validate($request);
$wikiPage = self::findWikiPage($args['id']);
$user = $this->getUser($request);
if (!Authority::canUpdateWiki($user, $wikiPage)) {
throw new AuthorizationFailedException();
}
if (!$page = $this->updateWikiFromJSON($user, $wikiPage, $json)) {
throw new InternalServerError('Could not edit the wiki.');
}
return $this->getContentResponse($page);
}
protected function updateWikiFromJSON(\User $user, \WikiPage $wikiPage, $json)
{
$content = self::arrayGet($json, 'data.attributes.content');
$content = \Studip\Markup::purifyHtml($content);
if ($wikiPage->content === $content) {
return $wikiPage;
}
$checkTime = ceil((time() - $wikiPage->chdate) / 60);
if ($checkTime <= 30 && $wikiPage->user_id == $user->id) {
$wikiPage->chdate = time();
$wikiPage->content = $content;
$wikiPage->store();
return $wikiPage;
}
// create a new version if the last change is at least 30
// minutes ago or if the editing user differs
return \WikiPage::create(
array_merge(
$wikiPage->toArray('name range_id'),
[
'content' => $content,
'chdate' => time(),
'user_id' => $user->id,
'version' => count($wikiPage->versions) + 1,
]
)
);
}
protected function validateResourceDocument($json, $data)
{
if (!self::arrayHas($json, 'data.attributes.content')) {
return 'The content must not be empty.';
}
}
}
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